P(overline(A))=0.8,P(Acupoverline(B))=0.7,则P(overline(AB))=

设P（A）=0.7，P（A-B）=0.3，则P（overline(AB)）= ____ ．设P（A）=0.7，P（A-B）=0.3，则P（$\overline{

50、填空 已知P(A)=0.9，P(B)=0.8，P(Bmid overline(A))=0.7，则P(A∪B)=___.50、填空 已知P(A)=0.9，P

填空题已知(A)=0.7, (overline (B))=0.8, (overline (B)|A)=0.6,则P(A-B) = ______.填空题已知,则P

设P（A）=(1)/(3)，P（B）=(1)/(4)，P（A∪B）=(1)/(2)，求P（overline(A)∪overline(B)），P（overline

4.已知事件A与B相互独立，且P(overline(AB))=(1)/(9)，P(overline(AB))=P(overline(AB))，求P(A)，P(B

9.设P(Acup B)=0.6，P(overline(AB))=0.4，P(B)=0.5则P(overline(Acap B))=_.9.设$P(A\cup

设P(B)=0.5，P(overline(AB))=0.3，则P(A|B)=____.10.(填空题，11分) 设P(B)=0.5，$P(\overline{A

1.设 (AB)=P(overline (A)overline (B)), 且 (A)=p, 求P(B).

4【填空题】设A,B为随机事件，P(A)=0.7，P(A-B)=0.3，则P(overline(AB))=____4【填空题】设A,B为随机事件，P(A)=0.

设P(A)=0.5，P(B|A)=0.6，P(overline(A)B)=0.1，则P(overline(A)cap overline(B))=( )A. 0